Search Results - "PIGOLI, DAVIDE"

A large-scale and PCR-referenced vocal audio dataset for COVID-19 by Budd, Jobie, Baker, Kieran, Karoune, Emma, Coppock, Harry, Patel, Selina, Payne, Richard, Tendero Cañadas, Ana, Titcomb, Alexander, Hurley, David, Egglestone, Sabrina, Butler, Lorraine, Mellor, Jonathon, Nicholson, George, Kiskin, Ivan, Koutra, Vasiliki, Jersakova, Radka, McKendry, Rachel A., Diggle, Peter, Richardson, Sylvia, Schuller, Björn W., Gilmour, Steven, Pigoli, Davide, Roberts, Stephen, Packham, Josef, Thornley, Tracey, Holmes, Chris

“…The UK COVID-19 Vocal Audio Dataset is designed for the training and evaluation of machine learning models that classify SARS-CoV-2 infection status or…”
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Kriging Riemannian Data via Random Domain Decompositions by Menafoglio, Alessandra, Pigoli, Davide, Secchi, Piercesare

“…Data taking value on a Riemannian manifold and observed over a complex spatial domain are becoming more frequent in applications, for example, in environmental…”
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TESTS FOR SEPARABILITY IN NONPARAMETRIC COVARIANCE OPERATORS OF RANDOM SURFACES by Aston, John A. D., Pigoli, Davide, Tavakoli, Shahin

“…The assumption of separability of the covariance operator for a random image or hypersurface can be of substantial use in applications, especially in…”
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Predicting class switch recombination in B‐cells from antibody repertoire data by Servius, Lutecia, Pigoli, Davide, Ng, Joseph, Fraternali, Franca

“…Statistical and machine learning methods have proved useful in many areas of immunology. In this paper, we address for the first time the problem of predicting…”
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Kriging prediction for manifold-valued random fields by Pigoli, Davide, Menafoglio, Alessandra, Secchi, Piercesare

“…The statistical analysis of data belonging to Riemannian manifolds is becoming increasingly important in many applications, such as shape analysis, diffusion…”
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A Spatial Modeling Approach for Linguistic Object Data: Analyzing Dialect Sound Variations Across Great Britain by Tavakoli, Shahin, Pigoli, Davide, Aston, John A. D., Coleman, John S.

“…Dialect variation is of considerable interest in linguistics and other social sciences. However, traditionally it has been studied using proxies…”
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Multivariate functional clustering for the morphological analysis of electrocardiograph curves by Ieva, Francesca, Paganoni, Anna M., Pigoli, Davide, Vitelli, Valeria

“…Cardiovascular ischaemic diseases are one of the main causes of death all over the world. In this class of pathologies, a quick diagnosis is essential for a…”
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The statistical analysis of acoustic phonetic data: exploring differences between spoken Romance languages by Pigoli, Davide, Hadjipantelis, Pantelis Z., Coleman, John S., Aston, John A. D.

“…The historical and geographical spread from older to more modern languages has long been studied by examining textual changes and in terms of changes in…”
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Statistics in Phonetics by Tavakoli, Shahin, Matteo, Beatrice, Pigoli, Davide, Chodroff, Eleanor, Coleman, John, Gubian, Michele, Renwick, Margaret E.L., Sonderegger, Morgan

“…Phonetics is the scientific field concerned with the study of how speech is produced, heard, and perceived. It abounds with data, such as acoustic speech…”
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Assessing the Performance of Machine Learning Methods Trained on Public Health Observational Data: A Case Study From COVID‐19 by Pigoli, Davide, Baker, Kieran, Budd, Jobie, Butler, Lorraine, Coppock, Harry, Egglestone, Sabrina, Gilmour, Steven G., Holmes, Chris, Hurley, David, Jersakova, Radka, Kiskin, Ivan, Koutra, Vasiliki, Mellor, Jonathon, Nicholson, George, Packham, Joe, Patel, Selina, Payne, Richard, Roberts, Stephen J., Schuller, Björn W., Tendero‐Cañadas, Ana, Thornley, Tracey, Titcomb, Alexander

“…ABSTRACT From early in the coronavirus disease 2019 (COVID‐19) pandemic, there was interest in using machine learning methods to predict COVID‐19 infection…”
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Distances and inference for covariance operators by PIGOLI, DAVIDE, ASTON, JOHN A. D., DRYDEN, IAN L., SECCHI, PIERCESARE

“…A framework is developed for inference concerning the covariance operator of a functional random process, where the covariance operator itself is an object of…”
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Permutation tests for the equality of covariance operators of functional data with applications to evolutionary biology by Cabassi, Alessandra, Pigoli, Davide, Secchi, Piercesare, Carter, Patrick A.

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Estimation of temperature-dependent growth profiles for the assessment of time of hatching in forensic entomology by Pigoli, Davide, Ferraty, Frédéric, Aston, John A D, Mazumder, Anjali, Richards, Cameron, Hall, Martin J R

“…Abstract Forensic entomology contributes important information to criminal investigations. This paper proposes a novel method to estimate the hatching time of…”
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Rejoinder for "A Spatial Modeling Approach for Linguistic Object Data: Analyzing Dialect Sound Variations Across Great Britain" by Tavakoli, Shahin, Pigoli, Davide, Aston, John A. D., Coleman, John S.

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Functional principal component analysis as a versatile technique to understand and predict the electric consumption patterns by Beretta, Davide, Grillo, Samuele, Pigoli, Davide, Bionda, Enea, Bossi, Claudio, Tornelli, Carlo

“…Understanding and predicting the electric consumption patterns in the short-, mid- and long-term, at the distribution and transmission level, is a fundamental…”
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A Riemannian covariance for manifold-valued data by Abuqrais, Meshal, Pigoli, Davide

“…The extension of bivariate measures of dependence to non-Euclidean spaces is a challenging problem. The non-linear nature of these spaces makes the…”
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Wavelets in functional data analysis: Estimation of multidimensional curves and their derivatives by Pigoli, Davide, Sangalli, Laura M.

“…A wavelet-based method is proposed to obtain accurate estimates of curves in more than one dimension and of their derivatives. By means of simulation studies,…”
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Estimation of the mean for spatially dependent data belonging to a Riemannian manifold by Pigoli, Davide, Secchi, Piercesare

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Audio-based AI classifiers show no evidence of improved COVID-19 screening over simple symptoms checkers by Coppock, Harry, Nicholson, George, Kiskin, Ivan, Koutra, Vasiliki, Baker, Kieran, Budd, Jobie, Payne, Richard, Karoune, Emma, Hurley, David, Titcomb, Alexander, Egglestone, Sabrina, Tendero Cañadas, Ana, Butler, Lorraine, Jersakova, Radka, Mellor, Jonathon, Patel, Selina, Thornley, Tracey, Diggle, Peter, Richardson, Sylvia, Packham, Josef, Schuller, Björn W., Pigoli, Davide, Gilmour, Steven, Roberts, Stephen, Holmes, Chris

“…Recent work has reported that respiratory audio-trained AI classifiers can accurately predict SARS-CoV-2 infection status. However, it has not yet been…”
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A ticklish problem by Tirlea, Marius A., Tavakoli, Shahin, Pigoli, Davide, Aston, John A. D.

“…The book Mr. Tickle is a childhood favourite for many. But this fantastical story of a man with “extraordinary long arms” is helping statisticians derive a…”
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